{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x313f7ee51e23460a6bfaff77c3b8c99bdccf2c483150cb094cf718af0c1dca54",
    "signature": "0xe42f336ada259a679b8a3aeb38d2012e0f9e2dfae7daf6b34f934958dcbd687b48e2c1a34b864c1350654cba79d3f6f58556f44e1d27dc7be903a16c48e8e0fa1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}